Time/Place
This meeting is a hybrid teleconference and slack chat. Anyone is welcome to join...here's the info:
- Time: 11:00am Eastern Daylight Time US (UTC-4)
- Audio/Video Conference Link: https://lyrasis.zoom.us/j/396037251
- Meeting ID: 396 037 251
- Find your local number: https://lyrasis.zoom.us/u/ad6Xb7q3ia
Join fedora-project.slack.com on the "tech" channel
- Self-register at: http://slack.fcrepo.org/
Attendees
- Danny Bernstein
- Andrew Woods
- Peter Winckles
- Ben Pennell
- Ben Cail
- Jared Whiklo
- David Wilcox
- Calvin Xu (out)
- Thomas Bernhart (out)
- Daniel Lamb
Agenda
- Announcements/Updates
- Planned Breaking Changes (standing topic)
- PR status / Work in Progress:
- core: https://github.com/fcrepo4/fcrepo4/pulls
- fcrepo-docker : https://github.com/fcrepo4-labs/fcrepo-docker/pull/10
- Telemetry
- 2020-10 Fedora Sprint
- Board
- Add/Remove?
- Who's doing what
- Fedora 6 Testing
- Ben Pennell 'sTwo Questions:
- What should be the outcome of PUTing the default GET response back to the server in general?
- Should fedora attempt to filter out any generated triples?
Your Topic Here
Tickets
In Review
Please squash a bug!
Tickets resolved this week:
Tickets created this week:
Notes
Announcements
- Danny B and AWoods are signing off for the week
- Fedora terraform tooling available: https://github.com/fcrepo4-labs/fcrepo-aws-deployer
- No SSL on instance.. yet
- Next improvements: configurable storage options, including S3
- Uses published fcrepo-docker
- Can SSH into instance
- Whitman College Pilot kickoff
- Second pilot with Fedora IMLS grant
- Involves an Islandora migration
- Using Islandora migration tools
- Actual migration will take place early 2021
- Requires S3 backend
- Can currently be configured in Fedora, no code changes required
- Fedora GitHub orgs/repos have been migrated from fcrepo4 -> fcrepo
Breaking changes
- One minor, upcoming breaking change https://github.com/fcrepo/fcrepo/pull/1757
- Actors of messages has changed
Current work
- Direct containers
- Currently running tests against various databases
- Approach: dynamically generated, based on DB cache
- Ben will be working on "membershipService" before next week
- ..as a separate PR based on Direct containers PR
- Future optimization: hash to URI table
- Indirect container implementation yet to be done (https://www.w3.org/TR/ldp/#ldpic)
- Metrics collection
- Adds initial framework available as PR
- Need to add targeted metrics in order uncover bottlenecks
- Andrew Woods to setup call for discussing metrics visualization
Sprint planning
- F4->F6 migration
- Version migration is still needed
- S3 Support
- Fedora API alignment - start with running API test suite
- Full Prefer header support
- Managing scenarios of user-provided triples that conflict with triples managed by LDP Direct container
- Filter out triples on PUT to the membership-resource if they include the membership predicate
- On PUT: still require 'lenient' header when including SMTs
- Danny Bernstein to create documentation JIRA ticket for configuration elements added in resolution to:
Actions
- Danny Bernstein to ensure that a JIRA exists for scenario of transaction does not succeed completely, but rollback does succeed (see: 2020-08-13- Fedora Tech Meeting)
- Danny Bernstein document the process of migrating from 4 → 5 → 6
- Peter Winckles to create a JIRA to investigate support for optimistic locking and mutable head (see: 2020-08-13- Fedora Tech Meeting)
- Who: Clarify in documentation that multiple simultaneous writes to OCFL are not supported
- migration-utils - translating RELS-EXT/INT into RDF in Fedora 6: is the functionality there? If not, add it.
- Danny Bernstein to organize a special topic call around the topic of high availability.
